Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Human EcologyMedium · 45s
Which of the following ecosystems is most resilient to human interference?
TopicHuman Ecology
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Desert ecosystems are naturally adapted to harsh conditions, but all ecosystems have thresholds beyond which resilience declines.
Final Answer: Option C — Desert ecosystems